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Finding the Third Proportional to 19,921,875 and 43,534,255

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Solution

The third proportional to 19,921,875 and 43,534,255 is: 95,133,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,921,875 : 43,534,255 = 43,534,255 : x
  2. Step 2: Convert to fraction form
    19,921,875/43,534,255 = 43,534,255/x
  3. Step 3: Cross multiply
    19,921,875x = 43,534,255 × 43,534,255
  4. Step 4: Simplify right side
    19,921,875x = 1,895,231,358,405,025
  5. Step 5: Solve for x
    x = 1,895,231,358,405,025/19,921,875
  6. Step 6: Final answer
    x = 95,133,181.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.